This seems to be a trending idea in the traditional teenage skaters bedroom. It's basically a DIY idea, but you can buy some already-made skateboard lamps. It almost looks like the wheels are really the lightbulbs,

KA: Use this to make water dragon cave and other places from Chrono Cross? --- How to make rock caves and waterfalls using pink Styrofoam and hot glue! - Tanu's note: black rocks, neon green water and skeletons sitting on rocks